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Finding the Fourth Proportional to 325,602.40, 488,403.60 and 148,455.40

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Solution

The fourth proportional to 325,602.40, 488,403.60 and 148,455.40 is: 222,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,602.40 : 488,403.60 = 148,455.40 : x
  2. Step 2: Convert to fraction form
    325,602.40/488,403.60 = 148,455.40/x
  3. Step 3: Cross multiply
    325,602.40x = 488,403.60 × 148,455.40
  4. Step 4: Simplify right side
    325,602.40x = 72,506,151,799.44
  5. Step 5: Solve for x
    x = 72,506,151,799.44/325,602.40
  6. Step 6: Final answer
    x = 222,683.10

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